Here are his 36 situations, including a discussion on each one:
Vengeance taken for kindred upon kindred
Falling prey to cruelty or misfortune
Slaying of a kinsman unrecognized
Necessity of sacrificing loved ones
Rivalry of superior and inferior
Discovery of the dishonor of a loved one
Although this has been taken as definitive by some and Polti initially said there was 'exactly 36 dramatic situations ... and therein we have all the savor of existence', he later admitted that there could be more or less than this (it all depends on your criteria for division). He also said that these aligned with 36 basic emotions, although he did not list these (and has been criticized for this).